If f and g are two decreasing function such that fog is defined, then fog will be-

If f and g are two increasing function such that fog is defined then

If and g are two increasing function such that fog is defined then

If f and g are two decreasing functions such that fog exists then fog is

If f and g are two increasing functions then show that fog is an increasing function.

If f(x)=1/x and g(x)=0 are two real functions, show that fog is not defined.

If f(x)=1/x and g(x)=0 are two real functions, show that fog is not defined.

Let f and g be two real functions;such that fog is defined.If g is continuous at x=a and f is continuous at g(a); show that fog is continuous at x=a

If f and g are even functions, what can you say about fog?

if f is an increasing function and g is a decreasing function on an interval I such that fog exists then

if f is an increasing function and g is a decreasing function on an interval I such that fog exists then